Turk Telekomunikasyon AS (STU:4TTA) Beneish M-Score: -2.40 (As of Jun. 27, 2026)


STU:4TTA Turk Telekomunikasyon AS STU:4TTA
94 GF Score
Price €3.34
GF Value €3.59
Valuation Modestly Undervalued
! 4 Warning Signs
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What is Turk Telekomunikasyon AS Beneish M-Score?

Turk Telekomunikasyon AS STU:4TTA -0.60% 94 Beneish M-Score is -2.40 as of Jun. 27, 2026. GuruFocus rates STU:4TTA with a GF Score™ of 94/100 and a GF Value™ of €3.59 (Modestly Undervalued). The stock has 4 warning signs investors should review. Among 355 Telecommunication Services companies, Turk Telekomunikasyon AS ranks worse than 77.75% on this metric.

The zones of discrimination for M-Score is as such:

An M-Score of equal or less than -1.78 suggests that the company is unlikely to be a manipulator.
An M-Score of greater than -1.78 signals that the company is likely to be a manipulator.

Good Sign:

Beneish M-Score -2.4 no higher than -1.78, which implies that the company is unlikely to be a manipulator.

The historical rank and industry rank for Turk Telekomunikasyon AS's Beneish M-Score or its related term are showing as below:

STU:4TTA' s Beneish M-Score Range Over the Past 10 Years
Min: -3.89   Med: -3.11   Max: -1.25
Current: -2.4

During the past 13 years, the highest Beneish M-Score of Turk Telekomunikasyon AS was -1.25. The lowest was -3.89. And the median was -3.11.


Turk Telekomunikasyon AS Beneish M-Score Historical Data

* Premium members only.

The historical data trend for Turk Telekomunikasyon AS's Beneish M-Score can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Turk Telekomunikasyon AS Beneish M-Score Chart

Turk Telekomunikasyon AS Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Beneish M-Score
Get a 7-Day Free Trial Premium Member Only Premium Member Only -3.10 -1.25 -2.32 -2.84 -3.36

Turk Telekomunikasyon AS Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Beneish M-Score Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -3.13 -3.15 -3.05 -3.36 -2.40

STU:4TTA vs TMUS, VZ, T: Beneish M-Score Comparison

For the Telecom Services subindustry, Turk Telekomunikasyon AS's Beneish M-Score, along with its competitors' market caps and Beneish M-Score data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.


Turk Telekomunikasyon AS Beneish M-Score vs Telecommunication Services Industry

For the Telecommunication Services industry and Communication Services sector, Turk Telekomunikasyon AS's Beneish M-Score distribution charts can be found below:

* The bar in red indicates where Turk Telekomunikasyon AS's Beneish M-Score falls into.


STU:4TTA
94GF Score
Turk Telekomunikasyon AS STU:4TTA
Beneish M-Score is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Turk Telekomunikasyon AS Beneish M-Score Calculation

The M-score was created by Professor Messod Beneish. Instead of measuring the bankruptcy risk (Altman Z-Score) or business trend (Piotroski F-Score), M-score can be used to detect the risk of earnings manipulation. This is the original research paper on M-score.

The M-Score Variables:

The M-score of Turk Telekomunikasyon AS for today is based on a combination of the following eight different indices:

M=-4.84+0.92 * DSRI+0.528 * GMI+0.404 * AQI+0.892 * SGI+0.115 * DEPI
=-4.84+0.92 * 1.1891+0.528 * 0.9081+0.404 * 1.4103+0.892 * 0.8589+0.115 * 1.3864
-0.172 * SGAI+4.679 * TATA-0.327 * LVGI
-0.172 * 0.9231+4.679 * -0.071251-0.327 * 1.1096
=-2.63

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

This Year (Mar26) TTM:Last Year (Mar25) TTM:
Total Receivables was €835 Mil.
Revenue was 1270.915 + 1532.614 + 1228.451 + 1110.195 = €5,142 Mil.
Gross Profit was 527.785 + 612.317 + 550.335 + 467.403 = €2,158 Mil.
Total Current Assets was €2,280 Mil.
Total Assets was €11,786 Mil.
Property, Plant and Equipment(Net PPE) was €3,918 Mil.
Depreciation, Depletion and Amortization(DDA) was €1,003 Mil.
Selling, General, & Admin. Expense(SGA) was €986 Mil.
Total Current Liabilities was €2,261 Mil.
Long-Term Debt & Capital Lease Obligation was €2,363 Mil.
Net Income was 204.908 + 33 + 211.394 + 107.29 = €557 Mil.
Non Operating Income was 0 + 0 + 0 + 0 = €0 Mil.
Cash Flow from Operations was -229.25 + 673.183 + 581.779 + 370.646 = €1,396 Mil.
Total Receivables was €818 Mil.
Revenue was 1487.439 + 1802.476 + 1425.002 + 1271.996 = €5,987 Mil.
Gross Profit was 605.081 + 623.236 + 591.558 + 461.45 = €2,281 Mil.
Total Current Assets was €1,326 Mil.
Total Assets was €7,114 Mil.
Property, Plant and Equipment(Net PPE) was €3,396 Mil.
Depreciation, Depletion and Amortization(DDA) was €1,337 Mil.
Selling, General, & Admin. Expense(SGA) was €1,244 Mil.
Total Current Liabilities was €1,263 Mil.
Long-Term Debt & Capital Lease Obligation was €1,253 Mil.




1. DSRI = Days Sales in Receivables Index

Measured as the ratio of Revenue in Total Receivables in year t to year t-1.

A large increase in DSR could be indicative of revenue inflation.

DSRI=(Receivables_t / Revenue_t) / (Receivables_t-1 / Revenue_t-1)
=(835.005 / 5142.175) / (817.607 / 5986.913)
=0.162384 / 0.136566
=1.1891

2. GMI = Gross Margin Index

Measured as the ratio of gross margin in year t-1 to gross margin in year t.

Gross margin has deteriorated when this index is above 1. A firm with poorer prospects is more likely to manipulate earnings.

GMI=GrossMargin_t-1 / GrossMargin_t
=(GrossProfit_t-1 / Revenue_t-1) / (GrossProfit_t / Revenue_t)
=(2281.325 / 5986.913) / (2157.84 / 5142.175)
=0.381052 / 0.419636
=0.9081

3. AQI = Asset Quality Index

AQI is the ratio of asset quality in year t to year t-1.

Asset quality is measured as the ratio of non-current assets other than Property, Plant and Equipment to Total Assets.

AQI=(1 - (CurrentAssets_t + PPE_t) / TotalAssets_t) / (1 - (CurrentAssets_t-1 + PPE_t-1) / TotalAssets_t-1)
=(1 - (2279.607 + 3918.254) / 11786.033) / (1 - (1326.408 + 3395.983) / 7114.163)
=0.474135 / 0.336199
=1.4103

4. SGI = Sales Growth Index

Ratio of Revenue in year t to sales in year t-1.

Sales growth is not itself a measure of manipulation. However, growth companies are likely to find themselves under pressure to manipulate in order to keep up appearances.

SGI=Sales_t / Sales_t-1
=Revenue_t / Revenue_t-1
=5142.175 / 5986.913
=0.8589

5. DEPI = Depreciation Index

Measured as the ratio of the rate of Depreciation, Depletion and Amortization in year t-1 to the corresponding rate in year t.

DEPI greater than 1 indicates that assets are being depreciated at a slower rate. This suggests that the firm might be revising useful asset life assumptions upwards, or adopting a new method that is income friendly.

DEPI=(Depreciation_t-1 / (Depreciaton_t-1 + PPE_t-1)) / (Depreciation_t / (Depreciaton_t + PPE_t))
=(1337.101 / (1337.101 + 3395.983)) / (1002.697 / (1002.697 + 3918.254))
=0.282501 / 0.203761
=1.3864

Note: If the Depreciation, Depletion and Amortization data is not available, we assume that the depreciation rate is constant and set the Depreciation Index to 1.

6. SGAI = Sales, General and Administrative expenses Index

The ratio of Selling, General, & Admin. Expense(SGA) to Sales in year t relative to year t-1.

SGA expenses index > 1 means that the company is becoming less efficient in generate sales.

SGAI=(SGA_t / Sales_t) / (SGA_t-1 /Sales_t-1)
=(985.916 / 5142.175) / (1243.516 / 5986.913)
=0.191731 / 0.207706
=0.9231

7. LVGI = Leverage Index

The ratio of total debt to Total Assets in year t relative to yeat t-1.

An LVGI > 1 indicates an increase in leverage

LVGI=((LTD_t + CurrentLiabilities_t) / TotalAssets_t) / ((LTD_t-1 + CurrentLiabilities_t-1) / TotalAssets_t-1)
=((2363.247 + 2261.342) / 11786.033) / ((1253.088 + 1262.587) / 7114.163)
=0.392379 / 0.353615
=1.1096

8. TATA = Total Accruals to Total Assets

Total accruals calculated as the change in working capital accounts other than cash less depreciation.

TATA=(IncomefromContinuingOperations_t - CashFlowsfromOperations_t) / TotalAssets_t
=(NetIncome_t - NonOperatingIncome_t - CashFlowsfromOperations_t) / TotalAssets_t
=(556.592 - 0 - 1396.358) / 11786.033
=-0.071251

An M-Score of equal or less than -1.78 suggests that the company is unlikely to be a manipulator. An M-Score of greater than -1.78 signals that the company is likely to be a manipulator.

Turk Telekomunikasyon AS has a M-score of -2.63 suggests that the company is unlikely to be a manipulator.

Frequently Asked Questions Learn more about Beneish M-Score →
What does a Beneish M-Score of -2.40 mean?
Turk Telekomunikasyon AS (STU:4TTA) has a Beneish M-Score of -2.40 as of Jun. 27, 2026. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on Turk Telekomunikasyon AS and its competitors. According to the industry distribution chart, Turk Telekomunikasyon AS ranks #276 out of 355 companies in the Telecommunication Services industry, placing it in the top 77.7%.
Is Turk Telekomunikasyon AS's Beneish M-Score too high?
Turk Telekomunikasyon AS's current Beneish M-Score is -2.40. Based on the distribution chart, Turk Telekomunikasyon AS ranks #276 out of 355 companies in the Telecommunication Services industry, which is in the bottom quartile relative to peers. Overall, Turk Telekomunikasyon AS has a GF Score™ of 94/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Turk Telekomunikasyon AS's Beneish M-Score compare to TMUS and VZ?
According to the Telecommunication Services industry distribution chart, Turk Telekomunikasyon AS ranks #276 out of 355 companies for Beneish M-Score. This places Turk Telekomunikasyon AS in the lower half of its industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Beneish M-Score for a Telecommunication Services company?
A good Beneish M-Score depends on the Telecommunication Services industry context. However, Beneish M-Score should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Beneish M-Score mean?
A high Beneish M-Score can signal that a stock is expensive relative to its fundamentals. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on Turk Telekomunikasyon AS and its competitors. Turk Telekomunikasyon AS's current Beneish M-Score is -2.40. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Turk Telekomunikasyon AS stock overvalued right now?
Based on GuruFocus' analysis, Turk Telekomunikasyon AS (STU:4TTA) is currently considered Modestly Undervalued. The stock's GF Value™ is €3.59, compared to a current price of €3.34 — trading 7% below its estimated fair value. The current Beneish M-Score is -2.40. Turk Telekomunikasyon AS's overall GF Score™ is 94/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Beneish M-Score calculated?
Beneish M-Score is calculated from a company's financial statements. For Turk Telekomunikasyon AS (STU:4TTA), the current Beneish M-Score is -2.40 as of Jun. 27, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Turk Telekomunikasyon AS (STU:4TTA) Overvalued in 2026?

Based on GuruFocus' analysis, Turk Telekomunikasyon AS stock appears to be undervalued. The current stock price of €3.34 is trading 7% below its estimated GF Value™ of €3.59. GuruFocus considers Turk Telekomunikasyon AS to be Modestly Undervalued.

Key valuation signals for STU:4TTA:

  • Beneish M-Score: -2.40
  • GF Value™: €3.59 vs. price of €3.34 (7% below fair value)
  • GF Score™: 94/100 with 4 warning signs

No single metric tells the full story. See the STU:4TTA stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Turk Telekomunikasyon AS Business Description

Other Exchanges TRKNY:USATTKOM:Turkey
Address Turgut Ozal Bulvari, Aydinlikevler, Ankara, TUR, 06103
Turk Telekomunikasyon AS is a multi-play telecommunications company that provides broadband, mobile, and TV services for companies and individuals. The Group has two main segments; Fixed Line and Mobile. Fixed line services are provided by Turk Telekom, TTNet, Argela, Innova, Sebit, AssisTT, TTES, TT Venture, TT Destek Hizmetleri, and TTINT Group whereas mobile service is provided by TT Mobil. It generates the majority of its revenue from the Fixed Line segment.
94GF Score

Get the complete analysis for STU:4TTA

Beneish M-Score is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€3.34
Price
€3.59
GF Value